In a Hong Kong filled with intrigue and danger in 1910, a feared group of criminals known as the "Tongs" spreads chaos throughout the city. These ruthless members of a secret society are willing to do whatever it takes to maintain control, involving extortion and murder. The chaos intensifies when a carefree westerner, who is in the city on business, gets caught up in their dark plot.
It all begins when his fiancée, a beautiful young woman from the local caste, is kidnapped by the Tongs to force him to obey their demands. Under pressure, he is compelled to ally himself with a local detective, a man who has been investigating the dark underworld of the Tongs. Together, they form an unlikely duo that merges the cunning of a foreigner with the savvy of the local culture.
The battle between law and crime reaches its peak, leading the protagonist through a series of dangerous confrontations and moral dilemmas. With a touch of romance and unrestrained action, the man becomes an unexpected warrior, determined to rescue his beloved and dismantle this secret society from within. In a world where betrayal and revenge are the norm, every decision could be fatal, and time is running out before the Tongs achieve their goal.